A Twelve-Factor App is able to achieve more concurrency by scaling out horizontally. Scaling vertically has its limits. Scaling out horizontally provides opportunities to expand without limits.
- Preface
- Evolution to Spring Framework 5.0
- Dependency Injection
- Understanding dependency injection
- Understanding dependencies
- The Spring IoC container
- Unit testing with mocks
- Container managed beans
- Dependency injection types
- Spring bean scopes
- Java versus XML configuration
- The @Autowired annotation in depth
- Other important Spring annotations
- Exploring Contexts and dependency injection
- Summary
- Understanding dependency injection
- Building a Web Application with Spring MVC
- Java web application architecture
- Basic flows
- Basic setup
- Flow 1 - Simple controller flow without View
- Flow 2 - Simple controller flow with a View
- Flow 3 - Controller redirecting to a View with Model
- Flow 4 - Controller redirecting to a View with ModelAndView
- Flow 5 - Controller redirecting to a View with a form
- Flow 6 - Adding validation to the previous flow
- An overview of Spring MVC
- Important concepts behind Spring MVC
- Spring MVC - advanced features
- Spring Security
- Summary
- Evolution toward Microservices and Cloud-Native Applications
- Typical web application architecture with Spring
- Problems solved by Spring
- Application development goals
- Challenges with monolithic applications
- Understanding microservices
- What is a microservice?
- The microservice architecture
- Microservice characteristics
- Microservice advantages
- Microservice challenges
- Cloud-Native applications
- Spring projects
- Summary
- Spring Framework
- Why is Spring Framework popular?
- Spring modules
- Spring Projects
- New features in Spring Framework 5.0
- Spring Boot 2.0 new features
- Summary
- Building Microservices with Spring Boot
- What is Spring Boot?
- Spring Boot Hello World
- What is REST?
- First REST service
- Creating a todo resource
- Spring Initializr
- A quick peek into auto-configuration
- Summary
- Extending Microservices
- Advanced Spring Boot Features
- Externalised configuration
- Embedded servers
- Developer tools
- Spring Boot Actuator
- Deploying ;an application to Cloud
- Summary
- Spring Data
- Spring Cloud
- Spring Cloud Data Flow
- Reactive Programming
- The Reactive Manifesto
- Reactive use case - a stock price page
- Reactive programming in Java
- Reactive streams
- Reactor
- Spring Web Reactive
- Reactive databases
- Integrating Spring Boot Reactive MongoDB Starter
- Creating a model object - a stock document
- Creating a ReactiveCrudRepository
- Initialising stock data using the Command Line Runner
- Creating Reactive methods in Rest Controller
- Updating the view to subscribe to the event stream
- Launching SpringReactiveExampleApplication
- Summary
- Spring Best Practices
- Working with Kotlin in Spring
Concurrency
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